One Riverside Center in Philadelphia is a soaring 22-story glass skyscraper with 82 residences, and offers the best of everything in a location second-to-none. It is within easy walking distance of Rittenhouse Square, the University of Pennsylvania, Drexel University, 30th Street Station, and Children’s Hospital. Floor plans are open and airy with sophisticated living spaces and chef's kitchens. All but a few homes come with balconies or terraces that overlook the gardens, the river and the city skyline. Prices start in the $700's to $millions.